tree e59e3546819c8202237f0b911b5adad7f48040cb
parent 882ec701d2bc5df807637418d726f644ed2e0ef6
author Keith Randall <khr@golang.org> 1586797160 -0700
committer Keith Randall <khr@golang.org> 1588267291 +0000

cmd/compile: add indexed memory modification ops to amd64

name            old time/op  new time/op  delta
Modify-16        404ns ± 1%   365ns ± 1%  -9.73%  (p=0.000 n=10+10)
ConstModify-16   407ns ± 0%   385ns ± 2%  -5.56%  (p=0.000 n=9+10)

Seems to generally help generated code.

Binary size change is in the noise.

Change-Id: I57891bfaf0f7dfc5d143bb9f7ebafc7079d2614f
Reviewed-on: https://go-review.googlesource.com/c/go/+/228098
Reviewed-by: Josh Bleecher Snyder <josharian@gmail.com>